diff --git a/win/audacity.iss b/win/audacity.iss
index 8376ae59b..bbe8e4df4 100644
--- a/win/audacity.iss
+++ b/win/audacity.iss
@@ -109,11 +109,11 @@ Source: "..\win\unicode release\wxmsw28u_html_vc_custom.dll"; DestDir: "{app}";
 ; This is not an ideal solution, but should need the least tech support.
 ; We'll know we have the right version, don't step on anybody else's older version, and
 ; it's easy to make the zip (and they match better).
-; These are for compiling on Windows 7 (and probably Vista).
+; These are for compiling on 64-bit Windows systems.
 Source: "C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\redist\x86\Microsoft.VC90.CRT\Microsoft.VC90.CRT.manifest"; DestDir: "{app}"; Flags: ignoreversion
 Source: "C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\redist\x86\Microsoft.VC90.CRT\msvcp90.dll"; DestDir: "{app}"; Flags: ignoreversion
 Source: "C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\redist\x86\Microsoft.VC90.CRT\msvcr90.dll"; DestDir: "{app}"; Flags: ignoreversion
-; These are for compiling on Windows XP and earlier. 
+; These are for compiling on 32-bit Windows systems.
 ; Source: "C:\Program Files\Microsoft Visual Studio 9.0\VC\redist\x86\Microsoft.VC90.CRT\Microsoft.VC90.CRT.manifest"; DestDir: "{app}"; Flags: ignoreversion
 ; Source: "C:\Program Files\Microsoft Visual Studio 9.0\VC\redist\x86\Microsoft.VC90.CRT\msvcp90.dll"; DestDir: "{app}"; Flags: ignoreversion
 ; Source: "C:\Program Files\Microsoft Visual Studio 9.0\VC\redist\x86\Microsoft.VC90.CRT\msvcr90.dll"; DestDir: "{app}"; Flags: ignoreversion